Blood pressure sensor



FIG. 1 is a perspective view;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a right side view;

FIG. 5 is a left side view;

FIG. 6 is a top view; and,

FIG. 7 is a bottom plan view.

The broken line showing in the claim is for illustrative purposes onlyand forms no part of the claimed design.

The ornamental design for a blood pressure sensor, as shown anddescribed.